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<head>
    <meta charset="UTF-8">
    <title>家用电器分类</title>

    <style>
        li{
            list-style: none;
        }
        div{
            width: 300px;
        }
        span{
            display: block;
            width: 300px;
            text-indent: 1em;
            font-size: 18px;
            color: white;
            font-weight: bold;
            line-height: 35px;
            background-color: #21D4FD;
            background-image: linear-gradient(19deg, #21D4FD 0%, #B721FF 100%);
            box-shadow: 5px -5px 10px #b8b7b7;
        }
        .c1{
            box-shadow: 5px -5px 10px #b8b7b7;
            background-color: #8EC5FC;
            background-image: linear-gradient(62deg, #8EC5FC 0%, #E0C3FC 100%);
            text-indent: 1em;
            font-size: 14px;
            color: blue;
            font-weight: bold;
            line-height: 30px;
        }
        .c1 a{
            text-decoration: none;
        }
        .c1 a:hover{
            text-decoration: underline;
        }
        .c2{
            font-size: 12px;
            line-height: 26px;
        }
        .c2 a{
            color: gray;
            text-decoration: none;

        }
        .c2 a:hover{
            text-decoration: underline;
            color: #ff5900;
        }

    </style>
</head>
<body>

<div>
    <span>家用电器</span>
    <ul>

        <li class="c1"><a href="#">大家电</a> </li>
        <div id="d1">
        <li class="c2"><a href="#">平板电视</a></li>
        <li class="c2"><a href="#">洗衣机</a></li>
        <li class="c2"><a href="#">冰箱</a></li>
        <li class="c2"><a href="#">空调</a></li>
        <li class="c2"><a href="#">烟机/灶具</a></li>
        <li class="c2"><a href="#">热水器</a></li>
        <li class="c2"><a href="#">冷柜/酒柜</a></li>
        <li class="c2"><a href="#">消毒柜</a></li>
        <li class="c2"><a href="#">家庭影院</a></li>
</div>

        <li class="c1"><a href="#">生活电器</a></li>
        <li class="c2">电风扇  净化器  吸尘器</li>
        <li class="c2">净水设备  挂烫机  电话机</li>

        <li class="c1"><a href="#">厨房电器</a></li>
        <li class="c2">榨汁机  电压力锅  电饭煲</li>
        <li class="c2"> 豆浆机  微波炉  电磁炉</li>

        <li class="c1"><a href="#">五金家装</a></li>
        <li class="c2">淋浴/水槽  电动工具  手动工具</li>
        <li class="c2">仪器仪表  浴霸/排气  灯具</li>
    </ul>
</div>


</body>
</html>